Jianting Liu1,2 | Jiang Zhu1,2* | Lianqing Zhu1,3* | Qiang Yang2 | Fan Fan2 | Fan Zhang2
1 Key Laboratory of the Ministry of Education for Optoelectronic Measurement Technology and Instrument, Beijing Information Science and Technology University, Beijing, China
2 Beijing Laboratory of Biomedical Testing Technology and Instruments, Beijing Information Science and Technology University, Beijing, China
3 Beijing Key Laboratory of Optoelectronic Measurement Technology, Beijing Information Science and Technology University, Beijing, China